Isopropyl Alcohol (99%)
Isopropyl Alcohol (99%)
Isopropyl Alcohol (99%)
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Isopropyl Alcohol (99%)

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High Precision Gas offers Isopropyl Alcohol (IPA) - 99%, in 5-gallon pails and 55-gallon drums.


  • Boiling point: 180.5°F (82.5°C)
  • Flash point: 53°F (11.7°C) Closed Cup
  • Molecular formula: C3-H8-O
  • CAS Number: 67-63-0

Isopropyl alcohol is a versatile cleaning agent.  For medical uses, isopropyl alcohol is used as a surface disinfectant, antiseptic, and postoperative nausea. Isopropyl alcohol can also be used in various commercial and household settings such as cleaning blinds, dry erase boards, makeup brushes, sinks and chrome, disinfecting computer mouse and keyboard, mobile phone, and cleaning jewelry.  Isopropyl alcohol is the ideal solvent for cleaning stainless steel.

Product Specifications

Assay (corrected for water) USP 99.0% min
Assay (corrected for water) ACS 99.5% min
Solubility in water ACS+ To Pass Test
Appearance ACS+ Clear, colorless liquid
Color, APHA ACS 10 max
Limit of Nonvolatile Residue USP+ NMT 2.5 mg (0.005%)
Residue after Evaporation ACS+ 0.001% max
Specific Gravity USP 0.783 - 0.787 @25°C
Identification A - Infrared Absorption USP To Pass Test
Identification B USP To Pass Test
Refractive Index @ 20°C USP 1.376-1.378
Acidity USP+ NMT 0.7ml of 0.020N NaOH is required
Titrable Acid or Base ACS+ 0.0001 meq/g max
Carbonyl Compounds ACS Propionaldehyde 0.002% max
Acetone 0.002% max
Limit of Volatile Impurities USP Diethyl Ether NMT 0.1%
Acetone NMT 0.1%
Diisopropyl Ether NMT 0.1%
n-Propyl Alcohol NMT 0.1%
2-Butanol NMT 0.1%
Total NMT 1.0%
Water, wt% ACS NMT 0.2%
Water Determination USP NMT 0.5%